SEGMENT INFORMATION - Schedule of Reconciliation of Revenue from Segments to Consolidated (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Segment Reporting, Revenue Reconciling Item [Line Items]
Oil, natural gas and NGL sales	$ 814	$ 429
Segment operating revenues	912	454
Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Segment operating revenues	830	436
Intersegment Eliminations
Segment Reporting, Revenue Reconciling Item [Line Items]
Oil, natural gas and NGL sales	(14)	(6)
Operating Segments Excluding Intersegment Elimination
Segment Reporting, Revenue Reconciling Item [Line Items]
Other revenues and income	96	24
Reportable Segment \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Oil, natural gas and NGL sales	828	435
Other revenue	2	1
Segment operating revenues	830	436
Oil and Natural Gas \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Oil, natural gas and NGL sales	828	435
Other revenue	2	1
Segment operating revenues	830	436
Carbon Management \| Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Oil, natural gas and NGL sales	0	0
Other revenue	0	0
Segment operating revenues	$ 0	$ 0

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